<template>
    <div class="about">
        <h1>{{ id? "编辑": "新建" }}广告位</h1>
        <el-form label-width="120px" @submit.native.prevent="save">
            
            <el-form-item label="名称">
                <el-input v-model="model.name"></el-input>
            </el-form-item>
            <el-form-item label="广告">
                <el-button size="small" @click="model.items.push({})"><i class="el-icon-plus"></i>添加技能</el-button>
                <el-row type="flex" style="flex-wrap: wrap">
                    <el-col :md="24" v-for="(item, index) in model.items" :key="index">
                        <el-form-item label="跳转链接(URL)">
                            <el-input v-model="item.url"></el-input>
                        </el-form-item>
                        <el-form-item label="图片" style="margin-top: 0.5rem">
                            <el-upload
                                :headers="getAuthHeaders()"
                                class="avatar-uploader"
                                :action="$http.defaults.baseURL + '/upload'"
                                :show-file-list="false"
                                :on-success="res => $set(item, 'image', res.url)"
                            >
                                <img v-if="item.image" :src="item.image" class="avatar">
                                <i v-else class="el-icon-plus avatar-uploader-icon"></i>
                            </el-upload>
                        </el-form-item>
                        
                        <el-form-item>
                            <el-button size="small" type="danger" 
                            @click="model.items.splice(index,1)">删除</el-button>
                        </el-form-item>
                    </el-col>
                </el-row>
            </el-form-item>
            <el-form-item>
                <el-button type="primary" native-type="submit">保存</el-button>
            </el-form-item>
        </el-form>
    </div>
</template>

<script>
export default {
    props: {
        id: {}
    },
    data(){
        return {
            model: {
                items: []
            },
            
        }
    },
    methods: {
        async save(){
            let res
            if(this.id){
                res = await this.$http.put(`rest/ads/${this.id}`, this.model)
            }else{
                res = await this.$http.post('rest/ads', this.model)

            }
            this.$router.push('/ads/list')
            this.$message({
                type: 'success',
                message: '保存成功'
            })
        },
        async fetch(){
            const res = await this.$http.get(`rest/ads/${this.id}`)
            this.model = Object.assign({}, this.model, res.data)
        },

    },
    created(){
        this.id && this.fetch()
    }
}
</script>

<style>

</style>